When you eat 6 breakfast burritos and fart while wearing a trenchcoat. Then walk into a crowded restaurant and open your trench coat to release the toxic fumes, killing everyone.

The morning crowd at McDonald's kept eating thier food, blissfully unaware the terrorist had just finished eating 4 McGriddles. He felt a slight rumble in his intestines, then stood up and began to undo his trenchcoat buttons....